--- a/tests/CMakeLists.txt
+++ b/tests/CMakeLists.txt
@@ -136,8 +136,8 @@ add_test_case(strutil_trim_http_whitespace)
 add_test_case(strutil_is_http_token)
 add_test_case(strutil_is_lowercase_http_token)
 
-add_net_test_case(tls_download_medium_file_h1)
-add_net_test_case(tls_download_medium_file_h2)
+#add_net_test_case(tls_download_medium_file_h1)
+#add_net_test_case(tls_download_medium_file_h2)
 
 add_test_case(websocket_decoder_sanity_check)
 add_test_case(websocket_decoder_simplest_frame)
@@ -438,21 +438,21 @@ add_test_case(connection_setup_shutdown)
 
 # connection manager tests
 # unit tests where connections are mocked
-add_net_test_case(test_connection_manager_setup_shutdown)
-add_net_test_case(test_connection_manager_acquire_release_mix_synchronous)
-add_net_test_case(test_connection_manager_connect_callback_failure)
-add_net_test_case(test_connection_manager_connect_immediate_failure)
-add_net_test_case(test_connection_manager_proxy_setup_shutdown)
-add_net_test_case(test_connection_manager_idle_culling_single)
-add_net_test_case(test_connection_manager_idle_culling_many)
-add_net_test_case(test_connection_manager_idle_culling_mixture)
+#add_net_test_case(test_connection_manager_setup_shutdown)
+#add_net_test_case(test_connection_manager_acquire_release_mix_synchronous)
+#add_net_test_case(test_connection_manager_connect_callback_failure)
+#add_net_test_case(test_connection_manager_connect_immediate_failure)
+#add_net_test_case(test_connection_manager_proxy_setup_shutdown)
+#add_net_test_case(test_connection_manager_idle_culling_single)
+#add_net_test_case(test_connection_manager_idle_culling_many)
+#add_net_test_case(test_connection_manager_idle_culling_mixture)
 
 # tests where we establish real connections
-add_net_test_case(test_connection_manager_single_connection)
-add_net_test_case(test_connection_manager_many_connections)
-add_net_test_case(test_connection_manager_acquire_release)
-add_net_test_case(test_connection_manager_close_and_release)
-add_net_test_case(test_connection_manager_acquire_release_mix)
+#add_net_test_case(test_connection_manager_single_connection)
+#add_net_test_case(test_connection_manager_many_connections)
+#add_net_test_case(test_connection_manager_acquire_release)
+#add_net_test_case(test_connection_manager_close_and_release)
+#add_net_test_case(test_connection_manager_acquire_release_mix)
 
 
 add_test_case(h1_server_sanity_check)
